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Bihar Lake Shrinks: Fishermen vs. Farmers' Land War
6 Jun
Summary
- Asia's largest oxbow lake, Kanwar Lake, is shrinking due to receding water levels.
- Fishermen and farmers clash over water usage, impacting the lake's ecological health.
- Official mapping and land demarcation issues hinder conservation efforts.

Kanwar Lake, Asia's largest oxbow lake located in Bihar's Begusarai district, is rapidly diminishing in size. Once a thriving ecosystem supporting diverse flora and fauna, including numerous migratory bird species, the lake's water levels have significantly reduced, causing fragmentation. This environmental crisis impacts local fishermen, such as Naresh Sahni, whose livelihoods depend on the lake's fish, which have drastically decreased in variety and quantity.
The ecological health of Kanwar Lake, recognized as a Ramsar Site in 2020, is further threatened by a conflict between fishermen and farmers. Farmers require water for irrigation due to depleting groundwater and inadequate rainfall, leading them to encroach upon and utilize lake water. This directly conflicts with the fishermen's needs and the lake's conservation, as farmers fear submerged farmland if water levels rise.
Conservation efforts are hampered by a lack of official land records and demarcation within the sanctuary. Legal disputes, including cases in the Patna High Court, highlight the complexities of land ownership and unauthorized settlements. Despite past and proposed plans for revival, including establishing inlet points from rivers and building check dams, these initiatives face significant challenges due to the ongoing community conflicts and administrative hurdles.